x86/dumpstack: Indicate PREEMPT_RT in dumps

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Stack dumps print whether the kernel has preemption enabled or not. Extend
it so a PREEMPT_RT enabled kernel can be identified.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Paul E. McKenney <paulmck@linux.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/20190726212124.699136351@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>

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Thomas Gleixner 2019-07-26 23:19:43 +02:00 • committed by Ingo Molnar

parent 48593975ae

commit cb376c2697

1 changed files with 6 additions and 1 deletions

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arch/x86/kernel/dumpstack.c

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